TY  - RPRT
TI  - ICRP 60--the next step.
AU  - L K Harding
AU  - W H Thomson
PY  - 1993
DO  - 10.1097/00006231-199303000-00001
UR  - https://pubmed.ncbi.nlm.nih.gov/8455903/
ID  - 8455903
ER  -